

UI framework offering over 50 UI elements and 3000+ CSS variables. Integrates with React, Angular, and more, providing responsive design and easy theming.
Cost / License
- Free
- Open Source (MIT)
Application type
Alerts
- Discontinued
Platforms
- Self-Hosted
- CSS
- JavaScript


+3


Simple. Built on open source. The responsive front-end library based on Google's Material Design.


+3
Avalonia is a WPF-inspired cross-platform XAML-based UI framework providing a flexible styling system and supporting a wide range of platforms including: Windows, Linux (desktop & embedded), macOS, Android, iOS and Browser.
Cost / License
- Free
- Open Source (MIT)
Platforms
- Mac
- Windows
- Linux
- Online
- Android
- iPhone


+1
MauiKit is a framework based on QQC2 and Kirigami, that helps to create convergent applications that run on GNU Linux and Android, based on the Maui HIG. MauiKit is an open source framework to make the applications look good, made by .
Cost / License
- Free
- Open Source
Platforms
- Linux
- Android
Cost / License
- Free
- Open Source
Platforms
- Online
Beautifully designed, expertly crafted components and templates, built by the makers of Tailwind CSS. The perfect starting point for your next project.
Cost / License
- Paid
- Proprietary
Application types
Platforms
- Self-Hosted
- Tailwind CSS
- CSS

Element, a Vue 2.0 based component library for developers, designers and product managers.
UI component infrastructure and Material Design components for mobile and desktop Angular web applications.


Fomantic UI is a modern front-end development framework that helps create beautiful, responsive layouts using human-friendly HTML.
Cost / License
- Free
- Open Source (MIT)
Platforms
- Online
- Self-Hosted


+1
SwiftUI is an innovative, exceptionally simple way to build user interfaces across all Apple platforms with the power of Swift.
Cost / License
- Free
- Proprietary
Platforms
- Mac
- Apple Swift

Create beautiful, responsive & accessible web apps quickly with Vue or Nuxt. Nuxt UI is an open-source UI library of 100+ customizable components built with Tailwind CSS and Reka UI.
Cost / License
- Free
- Open Source (MIT)
Application type
Platforms
- Self-Hosted
- Nuxt.js
- Vue.js
- Tailwind CSS
- Figma


+4
Hexo is a fast, simple and powerful blog framework powered by Node.js which have extensive plugins selections for a Static Site Generator and a great communities.
The Qt for Python project aims to provide a complete port of the PySide module to Qt.
Cost / License
- Free
- Open Source
Platforms
- Mac
- Windows
- Linux

GNUstep's core framework provides open source version of the Cocoa's (formerly known as OpenStep from NeXT) APIs and tools for as many platforms as possible.

Doodle helps you create beautiful, modern apps entirely in Kotlin. Its render model is intuitive yet powerful, making it easy to achieve complex UIs with pixel level precision and layouts. This simplicity and power applies to everything from user input to drag and drop.
Cost / License
- Free
- Open Source (MIT)
Platforms
- Self-Hosted
- Kotlin


Bacuri is a minimalist framework that uses Material Design concepts, and has a plugin system to enhance its capabilities.
Cost / License
- Free
- Open Source (MIT)
Platforms
- Self-Hosted
- npm
- Node.JS
- JavaScript
- Typescript
Front-end framework with a built-in dark mode and full customizability using CSS variables; great for building dashboards and tools.
JSX.Design is a no-code WYSIWYG editor for React developers, letting you visually build responsive UIs while generating clean JSX code. Drag and drop components, customize styles, and sync code in real-time. Speed up development without losing control!
Cost / License
- Free
- Proprietary
Platforms
- Online



Onsen UI provides UI framework and tools for creating fast and beautiful HTML5 hybrid mobile apps based on PhoneGap / Cordova. Works with or without any JavaScript framework including React, Meteor, Vue, AngularJS & 2.
Cost / License
- Free
- Open Source (Apache-2.0)
Platforms
- Mac
- Windows
- Linux
- Android
- iPhone





















































